Create a Service account in Google Cloud Platform for your LastPass project.

1. Open the navigation menu in the upper left corner.
2. Select IAM and Admin > Service accounts.
3. Click + CREATE SERVICE ACCOUNT.
   
4. Enter the following information and click Done:
   • Service account name: lastpass-sync
   • Service account ID: lastpass-sync
     Note: The Google Cloud Platform automatically adds @lastpass.iam.gserviceaccount.com after the Service account ID.
   • Service account description: Leave blank.

   
5. In the Service accounts for project 'LastPass' window click the Actions option in the row of the service account and select Manage keys.
6. Click ADD KEY and select Create new key.
7. In the Create private key for ‘lastpass-sync’ pop-up window select JSON as key type and click CREATE.
   
8. Rename the downloaded JSON file to credentials.json and move to a safe location on your computer.
   Important: You will need this file in a later step.
9. Click CLOSE.
10. Click the Details tab.
11. Click SHOW ADVANCED SETTINGS.
12. In the Domain-wide delegation section copy the Client ID.
    Tip: Copy the Client ID to a text editor application as you will need it in a later step.